220888320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 288

約数和(自身を含む): 766450944

約数和(自身を除く): 545562624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 41, 46, 48, 60, 61, 64, 69, 80, 82, 92, 96, 115, 120, 122, 123, 128, 138, 160, 164, 183, 184, 192, 205, 230, 240, 244, 246, 256, 276, 305, 320, 328, 345, 366, 368, 384, 410, 460, 480, 488, 492, 552, 610, 615, 640, 656, 690, 732, 736, 768, 820, 915, 920, 943, 960, 976, 984, 1104, 1220, 1230, 1280, 1312, 1380, 1403, 1464, 1472, 1640, 1830, 1840, 1886, 1920, 1952, 1968, 2208, 2440, 2460, 2501, 2624, 2760, 2806, 2829, 2928, 2944, 3280, 3660, 3680, 3772, 3840, 3904, 3936, 4209, 4416, 4715, 4880, 4920, 5002, 5248, 5520, 5612, 5658, 5856, 5888, 6560, 7015, 7320, 7360, 7503, 7544, 7808, 7872, 8418, 8832, 9430, 9760, 9840, 10004, 10496, 11040, 11224, 11316, 11712, 12505, 13120, 14030, 14145, 14640, 14720, 15006, 15088, 15616, 15744, 16836, 17664, 18860, 19520, 19680, 20008, 21045, 22080, 22448, 22632, 23424, 25010, 26240, 28060, 28290, 29280, 29440, 30012, 30176, 31488, 33672, 37515, 37720, 39040, 39360, 40016, 42090, 44160, 44896, 45264, 46848, 50020, 52480, 56120, 56580, 57523, 58560, 60024, 60352, 67344, 75030, 75440, 78080, 78720, 80032, 84180, 88320, 89792, 90528, 100040, 112240, 113160, 115046, 117120, 120048, 120704, 134688, 150060, 150880, 157440, 160064, 168360, 172569, 179584, 181056, 200080, 224480, 226320, 230092, 234240, 240096, 241408, 269376, 287615, 300120, 301760, 320128, 336720, 345138, 359168, 362112, 400160, 448960, 452640, 460184, 480192, 538752, 575230, 600240, 603520, 640256, 673440, 690276, 724224, 800320, 862845, 897920, 905280, 920368, 960384, 1077504, 1150460, 1200480, 1207040, 1346880, 1380552, 1600640, 1725690, 1795840, 1810560, 1840736, 1920768, 2300920, 2400960, 2693760, 2761104, 3201280, 3451380, 3621120, 3681472, 4601840, 4801920, 5387520, 5522208, 6902760, 7362944, 9203680, 9603840, 11044416, 13805520, 14725888, 18407360, 22088832, 27611040, 36814720, 44177664, 55222080, 73629440, 110444160, 220888320]

約数ペア:

[(1, 220888320), (2, 110444160), (3, 73629440), (4, 55222080), (5, 44177664), (6, 36814720), (8, 27611040), (10, 22088832), (12, 18407360), (15, 14725888), (16, 13805520), (20, 11044416), (23, 9603840), (24, 9203680), (30, 7362944), (32, 6902760), (40, 5522208), (41, 5387520), (46, 4801920), (48, 4601840), (60, 3681472), (61, 3621120), (64, 3451380), (69, 3201280), (80, 2761104), (82, 2693760), (92, 2400960), (96, 2300920), (115, 1920768), (120, 1840736), (122, 1810560), (123, 1795840), (128, 1725690), (138, 1600640), (160, 1380552), (164, 1346880), (183, 1207040), (184, 1200480), (192, 1150460), (205, 1077504), (230, 960384), (240, 920368), (244, 905280), (246, 897920), (256, 862845), (276, 800320), (305, 724224), (320, 690276), (328, 673440), (345, 640256), (366, 603520), (368, 600240), (384, 575230), (410, 538752), (460, 480192), (480, 460184), (488, 452640), (492, 448960), (552, 400160), (610, 362112), (615, 359168), (640, 345138), (656, 336720), (690, 320128), (732, 301760), (736, 300120), (768, 287615), (820, 269376), (915, 241408), (920, 240096), (943, 234240), (960, 230092), (976, 226320), (984, 224480), (1104, 200080), (1220, 181056), (1230, 179584), (1280, 172569), (1312, 168360), (1380, 160064), (1403, 157440), (1464, 150880), (1472, 150060), (1640, 134688), (1830, 120704), (1840, 120048), (1886, 117120), (1920, 115046), (1952, 113160), (1968, 112240), (2208, 100040), (2440, 90528), (2460, 89792), (2501, 88320), (2624, 84180), (2760, 80032), (2806, 78720), (2829, 78080), (2928, 75440), (2944, 75030), (3280, 67344), (3660, 60352), (3680, 60024), (3772, 58560), (3840, 57523), (3904, 56580), (3936, 56120), (4209, 52480), (4416, 50020), (4715, 46848), (4880, 45264), (4920, 44896), (5002, 44160), (5248, 42090), (5520, 40016), (5612, 39360), (5658, 39040), (5856, 37720), (5888, 37515), (6560, 33672), (7015, 31488), (7320, 30176), (7360, 30012), (7503, 29440), (7544, 29280), (7808, 28290), (7872, 28060), (8418, 26240), (8832, 25010), (9430, 23424), (9760, 22632), (9840, 22448), (10004, 22080), (10496, 21045), (11040, 20008), (11224, 19680), (11316, 19520), (11712, 18860), (12505, 17664), (13120, 16836), (14030, 15744), (14145, 15616), (14640, 15088), (14720, 15006)]